Merge branch 'main' into 39-request-header-fields-too-large
This commit is contained in:
mms-gianni
GitHub
@@ -38,6 +38,11 @@ func main() {
|
||||
Help: "This will spawn multiple processes listening",
|
||||
})
|
||||
|
||||
ruleset := parser.String("r", "ruleset", &argparse.Options{
|
||||
Required: false,
|
||||
Help: "File, Directory or URL to a ruleset.yml. Overrides RULESET environment variable.",
|
||||
})
|
||||
|
||||
err := parser.Parse(os.Args)
|
||||
if err != nil {
|
||||
fmt.Print(parser.Usage(err))
|
||||
@@ -89,7 +94,6 @@ func main() {
|
||||
|
||||
app.Get("raw/*", handlers.Raw)
|
||||
app.Get("api/*", handlers.Api)
|
||||
app.Get("/*", handlers.ProxySite)
|
||||
|
||||
app.Get("/*", handlers.ProxySite(*ruleset))
|
||||
log.Fatal(app.Listen(":" + *port))
|
||||
}
|
||||
|
||||
@@ -10,18 +10,26 @@ import (
|
||||
"regexp"
|
||||
"strings"
|
||||
|
||||
"ladder/pkg/ruleset"
|
||||
|
||||
"github.com/PuerkitoBio/goquery"
|
||||
"github.com/gofiber/fiber/v2"
|
||||
"gopkg.in/yaml.v3"
|
||||
)
|
||||
|
||||
var (
|
||||
UserAgent = getenv("USER_AGENT", "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)")
|
||||
ForwardedFor = getenv("X_FORWARDED_FOR", "66.249.66.1")
|
||||
rulesSet = loadRules()
|
||||
allowedDomains = strings.Split(os.Getenv("ALLOWED_DOMAINS"), ",")
|
||||
rulesSet = ruleset.NewRulesetFromEnv()
|
||||
allowedDomains = []string{}
|
||||
)
|
||||
|
||||
func init() {
|
||||
allowedDomains = strings.Split(os.Getenv("ALLOWED_DOMAINS"), ",")
|
||||
if os.Getenv("ALLOWED_DOMAINS_RULESET") == "true" {
|
||||
allowedDomains = append(allowedDomains, rulesSet.Domains()...)
|
||||
}
|
||||
}
|
||||
|
||||
// extracts a URL from the request ctx. If the URL in the request
|
||||
// is a relative path, it reconstructs the full URL using the referer header.
|
||||
func extractUrl(c *fiber.Ctx) (string, error) {
|
||||
@@ -75,7 +83,16 @@ func extractUrl(c *fiber.Ctx) (string, error) {
|
||||
|
||||
}
|
||||
|
||||
func ProxySite(c *fiber.Ctx) error {
|
||||
func ProxySite(rulesetPath string) fiber.Handler {
|
||||
if rulesetPath != "" {
|
||||
rs, err := ruleset.NewRuleset(rulesetPath)
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
rulesSet = rs
|
||||
}
|
||||
|
||||
return func(c *fiber.Ctx) error {
|
||||
// Get the url from the URL
|
||||
url, err := extractUrl(c)
|
||||
if err != nil {
|
||||
@@ -96,8 +113,9 @@ func ProxySite(c *fiber.Ctx) error {
|
||||
|
||||
return c.SendString(body)
|
||||
}
|
||||
}
|
||||
|
||||
func modifyURL(uri string, rule Rule) (string, error) {
|
||||
func modifyURL(uri string, rule ruleset.Rule) (string, error) {
|
||||
newUrl, err := url.Parse(uri)
|
||||
if err != nil {
|
||||
return "", err
|
||||
@@ -205,7 +223,7 @@ func fetchSite(urlpath string, queries map[string]string) (string, *http.Request
|
||||
}
|
||||
|
||||
if rule.Headers.CSP != "" {
|
||||
log.Println(rule.Headers.CSP)
|
||||
//log.Println(rule.Headers.CSP)
|
||||
resp.Header.Set("Content-Security-Policy", rule.Headers.CSP)
|
||||
}
|
||||
|
||||
@@ -214,7 +232,7 @@ func fetchSite(urlpath string, queries map[string]string) (string, *http.Request
|
||||
return body, req, resp, nil
|
||||
}
|
||||
|
||||
func rewriteHtml(bodyB []byte, u *url.URL, rule Rule) string {
|
||||
func rewriteHtml(bodyB []byte, u *url.URL, rule ruleset.Rule) string {
|
||||
// Rewrite the HTML
|
||||
body := string(bodyB)
|
||||
|
||||
@@ -248,63 +266,11 @@ func getenv(key, fallback string) string {
|
||||
return value
|
||||
}
|
||||
|
||||
func loadRules() RuleSet {
|
||||
rulesUrl := os.Getenv("RULESET")
|
||||
if rulesUrl == "" {
|
||||
RulesList := RuleSet{}
|
||||
return RulesList
|
||||
}
|
||||
log.Println("Loading rules")
|
||||
|
||||
var ruleSet RuleSet
|
||||
if strings.HasPrefix(rulesUrl, "http") {
|
||||
|
||||
resp, err := http.Get(rulesUrl)
|
||||
if err != nil {
|
||||
log.Println("ERROR:", err)
|
||||
}
|
||||
defer resp.Body.Close()
|
||||
|
||||
if resp.StatusCode >= 400 {
|
||||
log.Println("ERROR:", resp.StatusCode, rulesUrl)
|
||||
}
|
||||
|
||||
body, err := io.ReadAll(resp.Body)
|
||||
if err != nil {
|
||||
log.Println("ERROR:", err)
|
||||
}
|
||||
yaml.Unmarshal(body, &ruleSet)
|
||||
|
||||
if err != nil {
|
||||
log.Println("ERROR:", err)
|
||||
}
|
||||
} else {
|
||||
yamlFile, err := os.ReadFile(rulesUrl)
|
||||
if err != nil {
|
||||
log.Println("ERROR:", err)
|
||||
}
|
||||
yaml.Unmarshal(yamlFile, &ruleSet)
|
||||
}
|
||||
|
||||
domains := []string{}
|
||||
for _, rule := range ruleSet {
|
||||
|
||||
domains = append(domains, rule.Domain)
|
||||
domains = append(domains, rule.Domains...)
|
||||
if os.Getenv("ALLOWED_DOMAINS_RULESET") == "true" {
|
||||
allowedDomains = append(allowedDomains, domains...)
|
||||
}
|
||||
}
|
||||
|
||||
log.Println("Loaded ", len(ruleSet), " rules for", len(domains), "Domains")
|
||||
return ruleSet
|
||||
}
|
||||
|
||||
func fetchRule(domain string, path string) Rule {
|
||||
func fetchRule(domain string, path string) ruleset.Rule {
|
||||
if len(rulesSet) == 0 {
|
||||
return Rule{}
|
||||
return ruleset.Rule{}
|
||||
}
|
||||
rule := Rule{}
|
||||
rule := ruleset.Rule{}
|
||||
for _, rule := range rulesSet {
|
||||
domains := rule.Domains
|
||||
if rule.Domain != "" {
|
||||
@@ -323,7 +289,7 @@ func fetchRule(domain string, path string) Rule {
|
||||
return rule
|
||||
}
|
||||
|
||||
func applyRules(body string, rule Rule) string {
|
||||
func applyRules(body string, rule ruleset.Rule) string {
|
||||
if len(rulesSet) == 0 {
|
||||
return body
|
||||
}
|
||||
|
||||
@@ -2,6 +2,7 @@
|
||||
package handlers
|
||||
|
||||
import (
|
||||
"ladder/pkg/ruleset"
|
||||
"net/http"
|
||||
"net/http/httptest"
|
||||
"net/url"
|
||||
@@ -13,7 +14,7 @@ import (
|
||||
|
||||
func TestProxySite(t *testing.T) {
|
||||
app := fiber.New()
|
||||
app.Get("/:url", ProxySite)
|
||||
app.Get("/:url", ProxySite(""))
|
||||
|
||||
req := httptest.NewRequest("GET", "/https://example.com", nil)
|
||||
resp, err := app.Test(req)
|
||||
@@ -51,7 +52,7 @@ func TestRewriteHtml(t *testing.T) {
|
||||
</html>
|
||||
`
|
||||
|
||||
actual := rewriteHtml(bodyB, u, Rule{})
|
||||
actual := rewriteHtml(bodyB, u, ruleset.Rule{})
|
||||
assert.Equal(t, expected, actual)
|
||||
}
|
||||
|
||||
|
||||
@@ -1,40 +0,0 @@
|
||||
package handlers
|
||||
|
||||
type Regex struct {
|
||||
Match string `yaml:"match"`
|
||||
Replace string `yaml:"replace"`
|
||||
}
|
||||
type KV struct {
|
||||
Key string `yaml:"key"`
|
||||
Value string `yaml:"value"`
|
||||
}
|
||||
|
||||
type RuleSet []Rule
|
||||
|
||||
type Rule struct {
|
||||
Domain string `yaml:"domain,omitempty"`
|
||||
Domains []string `yaml:"domains,omitempty"`
|
||||
Paths []string `yaml:"paths,omitempty"`
|
||||
Headers struct {
|
||||
UserAgent string `yaml:"user-agent,omitempty"`
|
||||
XForwardedFor string `yaml:"x-forwarded-for,omitempty"`
|
||||
Referer string `yaml:"referer,omitempty"`
|
||||
Cookie string `yaml:"cookie,omitempty"`
|
||||
CSP string `yaml:"content-security-policy,omitempty"`
|
||||
} `yaml:"headers,omitempty"`
|
||||
GoogleCache bool `yaml:"googleCache,omitempty"`
|
||||
RegexRules []Regex `yaml:"regexRules"`
|
||||
|
||||
UrlMods struct {
|
||||
Domain []Regex `yaml:"domain"`
|
||||
Path []Regex `yaml:"path"`
|
||||
Query []KV `yaml:"query"`
|
||||
} `yaml:"urlMods"`
|
||||
|
||||
Injections []struct {
|
||||
Position string `yaml:"position"`
|
||||
Append string `yaml:"append"`
|
||||
Prepend string `yaml:"prepend"`
|
||||
Replace string `yaml:"replace"`
|
||||
} `yaml:"injections"`
|
||||
}
|
||||
285
pkg/ruleset/ruleset.go
Normal file
285
pkg/ruleset/ruleset.go
Normal file
@@ -0,0 +1,285 @@
|
||||
package ruleset
|
||||
|
||||
import (
|
||||
"errors"
|
||||
"fmt"
|
||||
"io"
|
||||
"log"
|
||||
"net/http"
|
||||
"os"
|
||||
"path/filepath"
|
||||
"regexp"
|
||||
"strings"
|
||||
|
||||
"compress/gzip"
|
||||
|
||||
"gopkg.in/yaml.v3"
|
||||
)
|
||||
|
||||
type Regex struct {
|
||||
Match string `yaml:"match"`
|
||||
Replace string `yaml:"replace"`
|
||||
}
|
||||
type KV struct {
|
||||
Key string `yaml:"key"`
|
||||
Value string `yaml:"value"`
|
||||
}
|
||||
|
||||
type RuleSet []Rule
|
||||
|
||||
type Rule struct {
|
||||
Domain string `yaml:"domain,omitempty"`
|
||||
Domains []string `yaml:"domains,omitempty"`
|
||||
Paths []string `yaml:"paths,omitempty"`
|
||||
Headers struct {
|
||||
UserAgent string `yaml:"user-agent,omitempty"`
|
||||
XForwardedFor string `yaml:"x-forwarded-for,omitempty"`
|
||||
Referer string `yaml:"referer,omitempty"`
|
||||
Cookie string `yaml:"cookie,omitempty"`
|
||||
CSP string `yaml:"content-security-policy,omitempty"`
|
||||
} `yaml:"headers,omitempty"`
|
||||
GoogleCache bool `yaml:"googleCache,omitempty"`
|
||||
RegexRules []Regex `yaml:"regexRules"`
|
||||
|
||||
UrlMods struct {
|
||||
Domain []Regex `yaml:"domain"`
|
||||
Path []Regex `yaml:"path"`
|
||||
Query []KV `yaml:"query"`
|
||||
} `yaml:"urlMods"`
|
||||
|
||||
Injections []struct {
|
||||
Position string `yaml:"position"`
|
||||
Append string `yaml:"append"`
|
||||
Prepend string `yaml:"prepend"`
|
||||
Replace string `yaml:"replace"`
|
||||
} `yaml:"injections"`
|
||||
}
|
||||
|
||||
// NewRulesetFromEnv creates a new RuleSet based on the RULESET environment variable.
|
||||
// It logs a warning and returns an empty RuleSet if the RULESET environment variable is not set.
|
||||
// If the RULESET is set but the rules cannot be loaded, it panics.
|
||||
func NewRulesetFromEnv() RuleSet {
|
||||
rulesPath, ok := os.LookupEnv("RULESET")
|
||||
if !ok {
|
||||
log.Printf("WARN: No ruleset specified. Set the `RULESET` environment variable to load one for a better success rate.")
|
||||
return RuleSet{}
|
||||
}
|
||||
ruleSet, err := NewRuleset(rulesPath)
|
||||
if err != nil {
|
||||
log.Panicln(ruleSet)
|
||||
}
|
||||
return ruleSet
|
||||
}
|
||||
|
||||
// NewRuleset loads a RuleSet from a given string of rule paths, separated by semicolons.
|
||||
// It supports loading rules from both local file paths and remote URLs.
|
||||
// Returns a RuleSet and an error if any issues occur during loading.
|
||||
func NewRuleset(rulePaths string) (RuleSet, error) {
|
||||
ruleSet := RuleSet{}
|
||||
errs := []error{}
|
||||
|
||||
rp := strings.Split(rulePaths, ";")
|
||||
for _, rule := range rp {
|
||||
rulePath := strings.Trim(rule, " ")
|
||||
var err error
|
||||
|
||||
isRemote, _ := regexp.MatchString(`^https?:\/\/(www\.)?[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()!@:%_\+.~#?&\/\/=]*)`, rulePath)
|
||||
if isRemote {
|
||||
err = ruleSet.loadRulesFromRemoteFile(rulePath)
|
||||
} else {
|
||||
err = ruleSet.loadRulesFromLocalDir(rulePath)
|
||||
}
|
||||
|
||||
if err != nil {
|
||||
e := errors.New(fmt.Sprintf("WARN: failed to load ruleset from ''%s", rulePath))
|
||||
errs = append(errs, errors.Join(e, err))
|
||||
continue
|
||||
}
|
||||
}
|
||||
|
||||
if len(errs) != 0 {
|
||||
e := errors.New(fmt.Sprintf("WARN: failed to load %d rulesets", len(rp)))
|
||||
errs = append(errs, e)
|
||||
// panic if the user specified a local ruleset, but it wasn't found on disk
|
||||
// don't fail silently
|
||||
for _, err := range errs {
|
||||
if errors.Is(os.ErrNotExist, err) {
|
||||
e := fmt.Errorf("PANIC: ruleset '%s' not found", err)
|
||||
panic(errors.Join(e, err))
|
||||
}
|
||||
}
|
||||
// else, bubble up any errors, such as syntax or remote host issues
|
||||
return ruleSet, errors.Join(errs...)
|
||||
}
|
||||
ruleSet.PrintStats()
|
||||
return ruleSet, nil
|
||||
}
|
||||
|
||||
// ================== RULESET loading logic ===================================
|
||||
|
||||
// loadRulesFromLocalDir loads rules from a local directory specified by the path.
|
||||
// It walks through the directory, loading rules from YAML files.
|
||||
// Returns an error if the directory cannot be accessed
|
||||
// If there is an issue loading any file, it will be skipped
|
||||
func (rs *RuleSet) loadRulesFromLocalDir(path string) error {
|
||||
_, err := os.Stat(path)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
yamlRegex := regexp.MustCompile(`.*\.ya?ml`)
|
||||
|
||||
err = filepath.Walk(path, func(path string, info os.FileInfo, err error) error {
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
if info.IsDir() {
|
||||
return nil
|
||||
}
|
||||
if isYaml := yamlRegex.MatchString(path); !isYaml {
|
||||
return nil
|
||||
}
|
||||
|
||||
err = rs.loadRulesFromLocalFile(path)
|
||||
if err != nil {
|
||||
log.Printf("WARN: failed to load directory ruleset '%s': %s, skipping", path, err)
|
||||
return nil
|
||||
}
|
||||
log.Printf("INFO: loaded ruleset %s\n", path)
|
||||
return nil
|
||||
})
|
||||
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
// loadRulesFromLocalFile loads rules from a local YAML file specified by the path.
|
||||
// Returns an error if the file cannot be read or if there's a syntax error in the YAML.
|
||||
func (rs *RuleSet) loadRulesFromLocalFile(path string) error {
|
||||
yamlFile, err := os.ReadFile(path)
|
||||
if err != nil {
|
||||
e := errors.New(fmt.Sprintf("failed to read rules from local file: '%s'", path))
|
||||
return errors.Join(e, err)
|
||||
}
|
||||
|
||||
var r RuleSet
|
||||
err = yaml.Unmarshal(yamlFile, &r)
|
||||
if err != nil {
|
||||
e := errors.New(fmt.Sprintf("failed to load rules from local file, possible syntax error in '%s'", path))
|
||||
ee := errors.Join(e, err)
|
||||
if _, ok := os.LookupEnv("DEBUG"); ok {
|
||||
debugPrintRule(string(yamlFile), ee)
|
||||
}
|
||||
return ee
|
||||
}
|
||||
*rs = append(*rs, r...)
|
||||
return nil
|
||||
}
|
||||
|
||||
// loadRulesFromRemoteFile loads rules from a remote URL.
|
||||
// It supports plain and gzip compressed content.
|
||||
// Returns an error if there's an issue accessing the URL or if there's a syntax error in the YAML.
|
||||
func (rs *RuleSet) loadRulesFromRemoteFile(rulesUrl string) error {
|
||||
var r RuleSet
|
||||
resp, err := http.Get(rulesUrl)
|
||||
if err != nil {
|
||||
e := errors.New(fmt.Sprintf("failed to load rules from remote url '%s'", rulesUrl))
|
||||
return errors.Join(e, err)
|
||||
}
|
||||
defer resp.Body.Close()
|
||||
|
||||
if resp.StatusCode >= 400 {
|
||||
e := errors.New(fmt.Sprintf("failed to load rules from remote url (%s) on '%s'", resp.Status, rulesUrl))
|
||||
return errors.Join(e, err)
|
||||
}
|
||||
|
||||
var reader io.Reader
|
||||
isGzip := strings.HasSuffix(rulesUrl, ".gz") || strings.HasSuffix(rulesUrl, ".gzip") || resp.Header.Get("content-encoding") == "gzip"
|
||||
|
||||
if isGzip {
|
||||
reader, err = gzip.NewReader(resp.Body)
|
||||
if err != nil {
|
||||
return fmt.Errorf("failed to create gzip reader for URL '%s' with status code '%s': %w", rulesUrl, resp.Status, err)
|
||||
}
|
||||
} else {
|
||||
reader = resp.Body
|
||||
}
|
||||
|
||||
err = yaml.NewDecoder(reader).Decode(&r)
|
||||
|
||||
if err != nil {
|
||||
e := errors.New(fmt.Sprintf("failed to load rules from remote url '%s' with status code '%s' and possible syntax error", rulesUrl, resp.Status))
|
||||
ee := errors.Join(e, err)
|
||||
return ee
|
||||
}
|
||||
|
||||
*rs = append(*rs, r...)
|
||||
return nil
|
||||
}
|
||||
|
||||
// ================= utility methods ==========================
|
||||
|
||||
// Yaml returns the ruleset as a Yaml string
|
||||
func (rs *RuleSet) Yaml() (string, error) {
|
||||
y, err := yaml.Marshal(rs)
|
||||
if err != nil {
|
||||
return "", err
|
||||
}
|
||||
return string(y), nil
|
||||
}
|
||||
|
||||
// GzipYaml returns an io.Reader that streams the Gzip-compressed YAML representation of the RuleSet.
|
||||
func (rs *RuleSet) GzipYaml() (io.Reader, error) {
|
||||
pr, pw := io.Pipe()
|
||||
|
||||
go func() {
|
||||
defer pw.Close()
|
||||
|
||||
gw := gzip.NewWriter(pw)
|
||||
defer gw.Close()
|
||||
|
||||
if err := yaml.NewEncoder(gw).Encode(rs); err != nil {
|
||||
gw.Close() // Ensure to close the gzip writer
|
||||
pw.CloseWithError(err)
|
||||
return
|
||||
}
|
||||
}()
|
||||
|
||||
return pr, nil
|
||||
}
|
||||
|
||||
// Domains extracts and returns a slice of all domains present in the RuleSet.
|
||||
func (rs *RuleSet) Domains() []string {
|
||||
var domains []string
|
||||
for _, rule := range *rs {
|
||||
domains = append(domains, rule.Domain)
|
||||
domains = append(domains, rule.Domains...)
|
||||
}
|
||||
return domains
|
||||
}
|
||||
|
||||
// DomainCount returns the count of unique domains present in the RuleSet.
|
||||
func (rs *RuleSet) DomainCount() int {
|
||||
return len(rs.Domains())
|
||||
}
|
||||
|
||||
// Count returns the total number of rules in the RuleSet.
|
||||
func (rs *RuleSet) Count() int {
|
||||
return len(*rs)
|
||||
}
|
||||
|
||||
// PrintStats logs the number of rules and domains loaded in the RuleSet.
|
||||
func (rs *RuleSet) PrintStats() {
|
||||
log.Printf("INFO: Loaded %d rules for %d domains\n", rs.Count(), rs.DomainCount())
|
||||
}
|
||||
|
||||
// debugPrintRule is a utility function for printing a rule and associated error for debugging purposes.
|
||||
func debugPrintRule(rule string, err error) {
|
||||
fmt.Println("------------------------------ BEGIN DEBUG RULESET -----------------------------")
|
||||
fmt.Printf("%s\n", err.Error())
|
||||
fmt.Println("--------------------------------------------------------------------------------")
|
||||
fmt.Println(rule)
|
||||
fmt.Println("------------------------------ END DEBUG RULESET -------------------------------")
|
||||
}
|
||||
153
pkg/ruleset/ruleset_test.go
Normal file
153
pkg/ruleset/ruleset_test.go
Normal file
@@ -0,0 +1,153 @@
|
||||
package ruleset
|
||||
|
||||
import (
|
||||
"os"
|
||||
"path/filepath"
|
||||
"testing"
|
||||
"time"
|
||||
|
||||
"github.com/gofiber/fiber/v2"
|
||||
"github.com/stretchr/testify/assert"
|
||||
)
|
||||
|
||||
var (
|
||||
validYAML = `
|
||||
- domain: example.com
|
||||
regexRules:
|
||||
- match: "^http:"
|
||||
replace: "https:"`
|
||||
|
||||
invalidYAML = `
|
||||
- domain: [thisIsATestYamlThatIsMeantToFail.example]
|
||||
regexRules:
|
||||
- match: "^http:"
|
||||
replace: "https:"
|
||||
- match: "[incomplete"`
|
||||
)
|
||||
|
||||
func TestLoadRulesFromRemoteFile(t *testing.T) {
|
||||
app := fiber.New()
|
||||
defer app.Shutdown()
|
||||
|
||||
app.Get("/valid-config.yml", func(c *fiber.Ctx) error {
|
||||
c.SendString(validYAML)
|
||||
return nil
|
||||
})
|
||||
app.Get("/invalid-config.yml", func(c *fiber.Ctx) error {
|
||||
c.SendString(invalidYAML)
|
||||
return nil
|
||||
})
|
||||
|
||||
app.Get("/valid-config.gz", func(c *fiber.Ctx) error {
|
||||
c.Set("Content-Type", "application/octet-stream")
|
||||
rs, err := loadRuleFromString(validYAML)
|
||||
if err != nil {
|
||||
t.Errorf("failed to load valid yaml from string: %s", err.Error())
|
||||
}
|
||||
s, err := rs.GzipYaml()
|
||||
if err != nil {
|
||||
t.Errorf("failed to load gzip serialize yaml: %s", err.Error())
|
||||
}
|
||||
|
||||
err = c.SendStream(s)
|
||||
if err != nil {
|
||||
t.Errorf("failed to stream gzip serialized yaml: %s", err.Error())
|
||||
}
|
||||
return nil
|
||||
})
|
||||
|
||||
// Start the server in a goroutine
|
||||
go func() {
|
||||
if err := app.Listen("127.0.0.1:9999"); err != nil {
|
||||
t.Errorf("Server failed to start: %s", err.Error())
|
||||
}
|
||||
}()
|
||||
|
||||
// Wait for the server to start
|
||||
time.Sleep(time.Second * 1)
|
||||
|
||||
rs, err := NewRuleset("http://127.0.0.1:9999/valid-config.yml")
|
||||
if err != nil {
|
||||
t.Errorf("failed to load plaintext ruleset from http server: %s", err.Error())
|
||||
}
|
||||
assert.Equal(t, rs[0].Domain, "example.com")
|
||||
|
||||
rs, err = NewRuleset("http://127.0.0.1:9999/valid-config.gz")
|
||||
if err != nil {
|
||||
t.Errorf("failed to load gzipped ruleset from http server: %s", err.Error())
|
||||
}
|
||||
assert.Equal(t, rs[0].Domain, "example.com")
|
||||
|
||||
os.Setenv("RULESET", "http://127.0.0.1:9999/valid-config.gz")
|
||||
rs = NewRulesetFromEnv()
|
||||
if !assert.Equal(t, rs[0].Domain, "example.com") {
|
||||
t.Error("expected no errors loading ruleset from gzip url using environment variable, but got one")
|
||||
}
|
||||
}
|
||||
|
||||
func loadRuleFromString(yaml string) (RuleSet, error) {
|
||||
// Create a temporary file and load it
|
||||
tmpFile, _ := os.CreateTemp("", "ruleset*.yaml")
|
||||
defer os.Remove(tmpFile.Name())
|
||||
tmpFile.WriteString(yaml)
|
||||
rs := RuleSet{}
|
||||
err := rs.loadRulesFromLocalFile(tmpFile.Name())
|
||||
return rs, err
|
||||
}
|
||||
|
||||
// TestLoadRulesFromLocalFile tests the loading of rules from a local YAML file.
|
||||
func TestLoadRulesFromLocalFile(t *testing.T) {
|
||||
rs, err := loadRuleFromString(validYAML)
|
||||
if err != nil {
|
||||
t.Errorf("Failed to load rules from valid YAML: %s", err)
|
||||
}
|
||||
assert.Equal(t, rs[0].Domain, "example.com")
|
||||
assert.Equal(t, rs[0].RegexRules[0].Match, "^http:")
|
||||
assert.Equal(t, rs[0].RegexRules[0].Replace, "https:")
|
||||
|
||||
_, err = loadRuleFromString(invalidYAML)
|
||||
if err == nil {
|
||||
t.Errorf("Expected an error when loading invalid YAML, but got none")
|
||||
}
|
||||
}
|
||||
|
||||
// TestLoadRulesFromLocalDir tests the loading of rules from a local nested directory full of yaml rulesets
|
||||
func TestLoadRulesFromLocalDir(t *testing.T) {
|
||||
// Create a temporary directory
|
||||
baseDir, err := os.MkdirTemp("", "ruleset_test")
|
||||
if err != nil {
|
||||
t.Fatalf("Failed to create temporary directory: %s", err)
|
||||
}
|
||||
defer os.RemoveAll(baseDir)
|
||||
|
||||
// Create a nested subdirectory
|
||||
nestedDir := filepath.Join(baseDir, "nested")
|
||||
err = os.Mkdir(nestedDir, 0755)
|
||||
if err != nil {
|
||||
t.Fatalf("Failed to create nested directory: %s", err)
|
||||
}
|
||||
|
||||
// Create a nested subdirectory
|
||||
nestedTwiceDir := filepath.Join(nestedDir, "nestedTwice")
|
||||
err = os.Mkdir(nestedTwiceDir, 0755)
|
||||
|
||||
testCases := []string{"test.yaml", "test2.yaml", "test-3.yaml", "test 4.yaml", "1987.test.yaml.yml", "foobar.example.com.yaml", "foobar.com.yml"}
|
||||
for _, fileName := range testCases {
|
||||
filePath := filepath.Join(nestedDir, "2x-"+fileName)
|
||||
os.WriteFile(filePath, []byte(validYAML), 0644)
|
||||
filePath = filepath.Join(nestedDir, fileName)
|
||||
os.WriteFile(filePath, []byte(validYAML), 0644)
|
||||
filePath = filepath.Join(baseDir, "base-"+fileName)
|
||||
os.WriteFile(filePath, []byte(validYAML), 0644)
|
||||
}
|
||||
rs := RuleSet{}
|
||||
err = rs.loadRulesFromLocalDir(baseDir)
|
||||
assert.NoError(t, err)
|
||||
assert.Equal(t, rs.Count(), len(testCases)*3)
|
||||
|
||||
for _, rule := range rs {
|
||||
assert.Equal(t, rule.Domain, "example.com")
|
||||
assert.Equal(t, rule.RegexRules[0].Match, "^http:")
|
||||
assert.Equal(t, rule.RegexRules[0].Replace, "https:")
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user